All versions except GOG.com require one-time activation. Each serial key can activate M&B twice in a 60-day period. The game may need to be re-authenticated if your computer hardware changes. If the game is not authenticated it will play in demo mode with game time limited to 30 game days. If the computer with the game does not have internet access, M&B can be manually authenticated.

To increase the limit of how many troops can be on screen at once, download. Battle Size Changer. It increases the limit to anywhere from 150 to 1000. It is best to stay below 300, as higher values may cause performance issues.

Connection types

Upon launching, some users experience a Windows error stating that the program has stopped responding and must be closed. This can usually be solved by deleting rgl_config.txt from %USERPROFILE%\Documents\Mount&Blade Warband\